body {
	background-color: #f4f4f4;
}

html,
body {
	width: 100%;
	height: 100%;
	overflow: scroll;
}

html::-webkit-scrollbar,
body::-webkit-scrollbar {
	width: 0px;
	height: 0px;
}


header {
	position: fixed;
	top: 0;
	left: 0;
	width: 100%;
	box-sizing: border-box;
	text-align: center;
	padding: 4vw 2.93vw 5vw;
	background-color: #fff;
	color: #333;
	font-size: 5vw;
	border-bottom: .1vw solid #ddd;
}
.banner{
	margin-top: 15vw;
}

.banner ul {
	display: flex;
	flex-wrap: nowrap;
	overflow-x: scroll;
	padding: 2vw 0;
	background-color: #fff;
}

.banner ul::-webkit-scrollbar {
	/*隐藏滚动条*/
	display: none;
}

.banner ul li {
	width: 90vw;
	padding-left: 2vw;
}

.banner ul li img {
	width: 88vw;
	height: 48vw;
	border-radius: 1vw;
}

.list ul {
	display: flex;
	align-items: center;
}

.list ul li {
	width: 25%;
	background-color: #fff;
	text-align: center;
	padding: 5vw 0;
}

.list ul span {
	font-size: 3vw;
	color: #333333;
}

.list ul img {
	display: block;
	margin: 0 auto 1.5vw;
	width: 22vw;
	height: 22vw;
	background-color: #999999;
	border-radius: 1vw;
}

.section {
	margin-top: 2vw;
	background-color: #fff;
}

.section .title {
	font-size: 4.4vw;
	text-align: center;
	color: #333;
	padding: 2.7vw 0 .8vw;
}

.optimization ul {
	padding: 2vw 3vw;
}

.optimization ul li {
	/* box-shadow: 0vw 0vw 3vw 0vw rgba(0, 0, 0, 0.3); */
	margin-bottom: 5vw;
	padding: 3vw;
	border-radius: 1vw;
	border: .2vw solid #f4f4f4;
}

.optimization ul li a {
	display: flex;
	flex-direction: row-reverse;

}

.optimization ul li img {
	width: 31vw;
	height: 31vw;
}

.optimization ul li .info {
	width: 65%;
	padding: 6vw 0 8vw;
	box-sizing: border-box;
}

.optimization ul li .name {
	font-size: 4vw;
	line-height: 9vw;
	color: #333333;
	white-space: nowrap;
	overflow: hidden;
	text-overflow: ellipsis;
	box-sizing: border-box;
}

.optimization ul li span {
	height: 8vw;
	font-size: 3vw;
	color: #999999;
	text-overflow: ellipsis;
	overflow: hidden;
	word-wrap: break-all;
	display: -webkit-box;
	-webkit-line-clamp: 2;
	-webkit-box-orient: vertical;
}

.optimization ul li:nth-child(1) a {
	display: inline-block;
}

.optimization ul li:nth-child(1) img {
	width: 88vw;
	height: 75vw;
}

.optimization ul li:nth-child(1) .info {
	padding-top: 0;
}

.instant ul {
	display: flex;
	margin: 4vw 0;
	overflow-x: scroll;
}

.instant ul::-webkit-scrollbar {
	/*隐藏滚动条*/
	display: none;
}

.instant ul li {
	position: relative;
	width: 80vw;
	padding: 6vw 10vw 10vw;
	text-align: center;
	margin-left: 2vw;
	margin-bottom: 7vw;
	background-color: #fdfdfd;
	border: solid 1vw #f1f1f1;
	box-sizing: border-box;
}

.instant ul li::before {
	content: '';
	display: inline-block;
	position: absolute;
	bottom: 0;
	left: 35%;
	z-index: 9;
	transform: translate(0, 100%);
	border-top: 4vw solid #f1f1f1;
	border-right: 7vw solid transparent;
}

.instant ul li::after {
	content: '';
	display: inline-block;
	position: absolute;
	bottom: 0;
	left: 37%;
	z-index: 10;
	transform: translate(0, 80%);
	border-top: 2.6vw solid #fff;
	border-right: 4vw solid transparent;
}

.instant ul li .tag {
	font-size: 3vw;
	font-weight: bold;
	line-height: 6vw;
	color: #999999;
}

.instant ul li .name {
	width: 58vw;
	font-size: 4vw;
	font-weight: bold;
	line-height: 13vw;
	color: #333333;
	white-space: nowrap;
	overflow: hidden;
	text-overflow: ellipsis;
}

.instant ul li .info {
	height: 12vw;
	font-size: 3vw;
	line-height: 4vw;
	color: #999999;
	text-overflow: ellipsis;
	overflow: hidden;
	word-wrap: break-all;
	display: -webkit-box;
	-webkit-line-clamp: 3;
	-webkit-box-orient: vertical;
}

.recommend {
	padding-bottom: 2vw;
}

.recommend .tag {
	/* display: flex; */
	margin: 3vw;
	border-radius: 1vw;
	border: .2vw solid #f4f4f4;

}

.recommend .tag img {
	display: block;
	border-radius: 1vw;
	width: 94vw;
	height: 53vw;
}

.recommend .tag .info {
	padding: 4vw 3vw;
}

.recommend .tag .name {
	font-size: 4vw;
	font-weight: bold;
	line-height: 3vw;
	color: #333333;
}

.recommend .tag span {
	font-size: 3vw;
	line-height: 9vw;
	color: #999999;
}

.look {
	margin-bottom: 7vw;
}

.look .title {
	padding-bottom: 3vw;
}

.look ul {
	padding: 3vw;
	background-color: #f4f4f4;
}

.look ul li {
	padding: 3vw 3vw 5vw;
	background-color: #fff;
	margin-bottom: 3vw;
}

.look ul li img {
	float: left;
	width: 25.5vw;
	height: 25.5vw;
	background-color: #999999;
	margin-left: 1vw;
	margin-bottom: 1vw;
}

.look ul li .image:nth-child(1) {
	width: 88vw;
	height: 53vw;
	background-color: #999999;
}

.look ul li .name {
	clear: both;
	font-size: 3vw;
	font-weight: bold;
	line-height: 3vw;
	color: #333333;
	white-space: nowrap;
	overflow: hidden;
	text-overflow: ellipsis;
}


.look ul li img:nth-child(1) {
	width: 61.5vw;
	height: 52vw;
	margin-left: 0;
	margin-bottom: 4vw;
	background-color: #999999;
}

.backTop {
	position: fixed;
	bottom: 20vw;
	right: 3vw;
	width: 10vw;
	height: 10vw;
	border-radius: 50%;
	background-color: #fff;
	text-align: center;
	line-height: 10vw;
	border: .1vw solid #ddd;
}

.backTop img {
	width: 3vw;
	height: 5vw;
	transform: rotate(90deg);
	vertical-align: middle;
}

.tabbar {
	position: fixed;
	bottom: 0;
	left: 0;
	z-index: 800;
	background-color: #fbfbfb;
	border-top: .1vw solid #ddd;
}

.tabbar ul {
	width: 100vw;
	display: flex;
	align-items: center;
}

.tabbar ul li {
	width: 20%;
	padding: 2.6vw 0 1.4vw;
	text-align: center;
}

.tabbar img {
	width: 4.3vw;
	margin-bottom: 1vw;
}

.tabbar .title {
	font-size: 2vw;
	font-weight: bold;
	line-height: 3vw;
	color: #555555;
}

.tabbar ul li:nth-child(2) .title {
	color: #c55a5c;
}
